| San Francisco | Tournai | |
| Internet (6 Mbps, unlimited data) | USD 46.08 | USD 47.70 |
| Water bottle (0.33 liter) | USD 1.63 | USD 2.41 |
| Chicken breasts at the market | USD 13.03 | USD 13.58 |
| Mid range bottle of wine | USD 15.00 | USD 8.14 |
| Apartment (1 bedroom) in city centre | USD 2 644.00 | USD 905.02 |